https://board.okayplayer.com/okp.php?az=show_topic&forum=18&topic_id=211516Again, search for aerosol and droplets and even masksOr this gemMay 9th, Fed government turned down offer to make maskshttps://board.okayplayer.com/okp.php?az=show_topic&forum=18&topic_id=211516#211782